Type 8412

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1.

General technical data

Product properties

Material

Please make sure the device materials are compatible with the fluid you are using.

Detailed information can be found in chapter “3.1. Chemical Resistance Chart – Bürkert resistApp” on page 5.

Non wetted parts

Housing

Stainless steel 1.4571 (316Ti)

Wetted parts

Process connection

• G or NPT variant: stainless steel 1.4571 (316Ti)

• Clamp variant: stainless steel 1.4435 (316L)

Protection tube

• G or NPT variant: stainless steel 1.4571 (316Ti)

• Clamp variant: stainless steel 1.4435 (316L)

Dimensions

Detailed information can be found in chapter “4. Dimensions” on page 6.

Weight

Approx. 80 g for the variant with thread connection and 100 mm probe length.

The weight of the temperature sensor depends on the process connection and the inser-

tion length.

Measuring element

Pt1000 temperature sensor, two-wire circuit

Measuring probe length

25, 30, 50, 100 or 150 mm

Measuring range

- 50…+ 150 °C (- 58…+ 302 °F)

Monitoring

• Measuring circuit

– Underrange (freely selectable lower limit)

– Overrange (freely selectable upper limit)

• Probe short circuit

• Probe break

Additional function

• Min./max. measured value memory

• Fine adjustment

• Toggling between °C, °F, °K

• Decimal places selectable 0, 1, 2

Performance data

Sampling rate

250 ms

Transmission behaviour

Temperature linear

Measuring resolution

12 Bit

Measurement deviation

• Tolerance class A according to EN 60751:2009 / IEC 60751:2008

• Max. ± 0.2 % of the measuring range span

Response time

• t

0.5 = 5 s; t0.9 = 12 s, in water with a flow velocity of 0.4 m/s

• t

0.5 = 40 s; t0.9 = 110 s, in air with a flow velocity of 3.0 m/s

Electrical data

Operating voltage

10…30 V DC, filtered and regulated

Power source (not supplied)

The auxiliary energy of the pressure sensor must meet SELV requirements; optionally, an

energy-limited current circuit according to section 9.3 of DIN EN 31010-1 and UL 61010-1

can be used.

DC reverse polarity protection

Yes

Overvoltage protection

Yes

Short circuit protection

Yes

Protection class

Class III according to EN 61140

Current consumption

Approx. max. 45 mA

Recommended connection cable

5-wire shielded cable, length depends on the transmission speed. The physical CAN

transmission is standardized according to ISO 11898-2 (high-speed) and ISO 11898-3

(low-speed)

Medium data

Fluid

Liquid and gaseous medium

Fluid pressure

Max. 40 bar

Process/Pipe connection & communication

Process connection

• G ½" or NPT ½" screw-in thread according to EN 837

• Clamp ¾" according to DIN 32676 series B

Electrical connection

M12 × 1 male connector, 5 pin according to DIN IEC 60947-5-2